trickling filter
Subject: ENVR / Water treatment
| Language | Term |
| Arabic - AR | مُرشِّح نضّاض |
| DE - German | Tropfkörper |
| EN - English | trickling filter |
| ES - Spanish | filtro biológico |
| FR - French | filtre bactérien |
| JA - Japanese | 散水ろ床 |
| KO - Korean | 살수여상 |
| PT - Portuguese | filtro biológico |
| RU - Russian | биологический фильтр |
| ZH - Chinese | 生物滤池 |